Lighting device



The illustrated lighting device is to be placed in a housing lowered into the ground. The top face of the lighting device is intended to be flush with the ground. The lighting device is primarily for indication of runways and taxiways and allowable direction of traffic for air craft, but may also be used as indicator on common traffic roads.

FIG. 1 is a top plan view of the lighting device in accordance with the new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a bottom isometric view thereof; and,

FIG. 8 is a top isometric view thereof. 

The ornamental design for a “lighting device,” as shown and described. 